Other Comprehensive Income and Accumulated Other Comprehensive Income (tables)

12 Months Ended

Dec. 31, 2012

Other Comprehensive Income and Accumulated Other Comprehensive Income disclosure

Changes in accumulated other comprehensive income (AOCI) [Table Text Block]

(in millions)	Changes in Net Unrealized Gains on Investment Securities Having No Credit Losses Recognized in the Consolidated Statement of Income			Changes in Net Unrealized Gains on Investment Securities Having Credit Losses Recognized in the Consolidated Statement of Income			Net Benefit Plan Assets and Obligations Recognized in Shareholders' Equity			Net Unrealized Foreign Currency Translation and Other			Total Accumulated Other Comprehensive Income
Balance, December 31, 2009	$	1,796		$	60		$	(637	)	$	—		$	1,219
Other comprehensive income (OCI) before reclassifications		130			74			(13	)		6			197
Amounts reclassified from AOCI		(207	)		6			40			—			(161	)
Net OCI, current period		(77	)		80			27			6			36
Balance, December 31, 2010		1,719			140			(610	)		6			1,255
OCI before reclassifications		1,091			(8	)		(251	)		(61	)		771
Amounts reclassified from AOCI		(81	)		10			50			—			(21	)
Net OCI, current period		1,010			2			(201	)		(61	)		750
Balance, December 31, 2011		2,729			142			(811	)		(55	)		2,005
OCI before reclassifications		228			48			(104	)		45			217
Amounts reclassified from AOCI		(49	)		5			58			—			14
Net OCI, current period		179			53			(46	)		45			231
Balance, December 31, 2012	$	2,908		$	195		$	(857	)	$	(10	)	$	2,236

Pretax components of other comprehensive income and the related income tax expense (benefit) for each component [Table Text Block]

(for the year ended December 31, in millions)	2012			2011			2010
Changes in net pretax unrealized gains on investment securities:
Having no credit losses recognized in the consolidated statement of income	$	281		$	1,570		$	(118	)
Income tax expense (benefit)		102			560			(41	)
Net of taxes		179			1,010			(77	)
Having credit losses recognized in the consolidated statement of income		81			4			123
Income tax expense		28			2			43
Net of taxes		53			2			80
Net pretax changes in benefit plan assets and obligations		(69	)		(307	)		39
Income tax expense (benefit)		(23	)		(106	)		12
Net of taxes		(46	)		(201	)		27
Net pretax changes in unrealized foreign currency translation and other changes		43			(90	)		12
Income tax expense (benefit)		(2	)		(29	)		6
Net of taxes		45			(61	)		6
Total pretax other comprehensive income		336			1,177			56
Total income tax expense		105			427			20
Total other comprehensive income, net of taxes	$	231		$	750		$	36

Pretax components of the amounts reclassified from accumulated other comprehensive income and the related income tax expense (benefit) for each component [Table Text Block]

(for the year ended December 31, in millions)	2012			2011			2010
Reclassification adjustments related to net pretax unrealized gains on investment securities:
Having no credit losses recognized in the consolidated statement of income	$	(75	)	$	(125	)	$	(318	)
Income tax expense		(26	)		(44	)		(111	)
Net of taxes		(49	)		(81	)		(207	)
Having credit losses recognized in the consolidated statement of income		8			16			9
Income tax benefit		3			6			3
Net of taxes		5			10			6
Reclassification adjustment related to benefit plan assets and obligations		88			76			57
Income tax benefit		30			26			17
Net of taxes		58			50			40
Total pretax reclassifications		21			(33	)		(252	)
Total income tax expense		7			(12	)		(91	)
Total reclassifications, net of taxes	$	14		$	(21	)	$	(161	)